CVE-2026-28288: medium-severity vulnerability in langgenius dify
Dify has a user enumeration issue
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
Patch soon. It has a working public exploit.
ssvc Attendcvss 5.5epss 0.7%
Dify is an open-source LLM app development platform. Prior to 1.9.0, responses from the Dify API to existing and non-existent accounts differ, allowing an attacker to enumerate email addresses registered with Dify. Version 1.9.0 fixes the issue.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
Affected products
langgenius · difyRelated CVEs — langgenius dify
In the same product, most dangerous first.
CVE-2026-41948CRITICALDify v1.14.1 Path Traversal via Plugin Daemon Internal API AccessEPSS 22.7%CVE-2025-58747LOWDify MCP OAuth Flow Vulnerable to XSSEPSS 6.0%CVE-2026-41947CRITICALDify < 1.14.2 Authorization Bypass via Trace Configuration EndpointsEPSS 6.0%CVE-2026-85021MEDIUMlanggenius dify Splash Layout splash.tsx router.replace cross site scriptingEPSS 0.5%CVE-2026-61461HIGHDify < 1.16.0-rc1 SQL Injection via MyScale Vector Store search_by_full_textEPSS 0.5%CVE-2026-41949HIGHDify < 1.14.2 Authorization Bypass via File Preview EndpointEPSS 0.4%